clickhouse SQL row_number() OVER
时间: 2023-10-17 07:33:13 浏览: 48
ClickHouse中的ROW_NUMBER() OVER是一个用于分配行号的窗口函数。与在SQL Server中使用的ROW_NUMBER()函数类似,它为结果集中的每一行分配一个连续的整数行号。这个行号是按照指定的排序顺序分配的,可以用来在结果集中标识每一行的位置。使用ROW_NUMBER() OVER还可以结合其他窗口函数和分析函数,实现更复杂的分析和查询操作。<span class="em">1</span><span class="em">2</span>
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